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Ovum , ovum (ō´vəm), in biology, specialized plant or animal sex cell, also called the egg, or egg cell. It is the female sex cell, or female gamete; the ma… Embryonic Development , All embryonic structures are derived from a single cell formed by the union of two gametes. Every individual organism began as a single cell, which d… Embryo Sac , embryo sac The female gametophyte (an oval structure in the nucellus of the ovule) of flowering plants, formed by the division of the haploid megaspo… Cloning , A clone is a group of genetically identical cells descended from a single common ancestor. A clone can describe a group of cells or a multicellular o… Parthenogenesis , Parthenogenesis in animals refers to reproduction in which a new individual genetically identical to the parent develops from an unfertilized egg. Th… Egg Membrane , egg membrane The layer of material that covers an animal egg cell. Primary membranes develop in the ovary and cover the egg surface in addition to th…
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NEARBY TERMS
blastocoel